Three more men from different countries are arrested as part of an international investigation into an attempted billion-dollar drug smuggling operation uncovered when a yacht ran aground off the WA coast.Three more men from different countries are arrested as part of an international investigation into an attempted billion-dollar drug smuggling operation off the WA coast.

Three men from the US, Britain and NSW are accused of conspiring to possess a massive one-tonne drug haul recently found on a tiny West Australian island.Three men from the US, Britain and NSW are accused of conspiring to possess a massive one-tonne drug haul recently found on a tiny West Australian island.